Natto leads 7–3 · 10 categories decided
Each value is per 100 g edible portion.
The verdict
Natto comes out ahead, winning 7 of 10 nutrient match-ups.
Pick Black beans, canned for more fiber, less sugar and less saturated fat.
Pick Natto for more protein, less sodium, more potassium, more calcium, more iron, more magnesium and more vitamin C.
Head-to-head
- Energy91 kcal211 kcal
- Proteinmore is better6.03 g19.4 gWIN
- Carbohydrate16.55 g12.68 g
- Fibermore is betterWIN6.9 g5.4 g
- Total sugarsless is betterWIN0.23 g4.89 g
- Total fat0.29 g11 g
- Saturated fatless is betterWIN0.08 g1.59 g
- Sodiumless is better138 mg7 mgWIN
- Potassiummore is better308 mg729 mgWIN
- Calciummore is better35 mg217 mgWIN
- Ironmore is better1.9 mg8.6 mgWIN
- Magnesiummore is better35 mg115 mgWIN
- Vitamin Cmore is better2.7 mg13 mgWIN
- Vitamin Dmore is better——
Winners are decided by deterministic per-metric rules on the stated basis; ties and missing data don’t score (missing ≠ zero). Educational information only — not medical advice.

